2271133 has 2 divisors, whose sum is σ = 2271134. Its totient is φ = 2271132.

The previous prime is 2271119. The next prime is 2271151. The reversal of 2271133 is 3311722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2256004 + 15129 = 1502^2 + 123^2 .

It is a cyclic number.

It is not a de Polignac number, because 2271133 - 2²¹ = 173981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2271133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2271163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135566 + 1135567.

It is an arithmetic number, because the mean of its divisors is an integer number (1135567).

2^2271133 is an apocalyptic number.

It is an amenable number.

2271133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2271133 is an equidigital number, since it uses as much as digits as its factorization.

2271133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 19.

The square root of 2271133 is about 1507.0278696826. The cubic root of 2271133 is about 131.4460447445.

Adding to 2271133 its reverse (3311722), we get a palindrome (5582855).

The spelling of 2271133 in words is "two million, two hundred seventy-one thousand, one hundred thirty-three".